CVE-2021-27428CWE-434

GE UR family Unrestricted Upload of File with Dangerous Type

Critical · published March 23, 2022

CVSS v3.1
9.8
EPSS
1%
Percentile
68.2
In the wild
Unconfirmed
What it is

🔥 An unprivileged user can secretly upgrade the firmware on GE UR IED devices, effectively hijacking control! Think of it like a hotel where anyone with a room key can walk into the maintenance area and swap out the security system—absolutely shocking and totally unsafe! This could lead to unauthorized changes, enabling attackers to manipulate operations or even shut down power systems, resulting in potentially catastrophic consequences. Imagine a power outage caused by a rogue firmware upgrade—definitely not your average Tuesday!

Put simply

Think of it like a hotel where anyone with a room key can walk into the maintenance area and swap out the security system—absolutely shocking and totally unsafe! The vulnerability in GE UR IED firmware allows unauthenticated users to upload firmware using the Enervista UR Setup tool, bypassing necessary privilege checks. This means they can install any firmware they choose, undermining the system's integrity.

What to do

This could lead to unauthorized changes, enabling attackers to manipulate operations or even shut down power systems, resulting in potentially catastrophic consequences. Imagine a power outage caused by a rogue firmware upgrade—definitely not your average Tuesday! Upgrade the firmware to version 8.10 immediately to patch this vulnerability. Additionally, review user permissions to ensure only authorized personnel can access firmware upgrade features. Implement strict access controls to prevent future exploits. 🛡️ You've got this! With these steps, you're taking charge and securing your systems like the hero you are! 💪✨

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01210 · 68.2th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2022-03-23T19:46Z
EPSS history
Timeline
  • 23 MAR 19:46Z
    GE UR family Unrestricted Upload of File with Dangerous Type
    cvelistv5